CVE-2023-38320

opennds: An issue was discovered in OpenNDS Captive Portal before version 10.1.2

CVE-2023-38320 is fixed in opennds on 1 platform by DEBIAN-CVE-2023-38320 (version 10.2.0+dfsg-1), released November 17, 2023. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.5
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0096
61st percentile

An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a show_preauthpage NULL pointer dereference that can be triggered with a crafted GET HTTP with a missing User-Agent header. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condition). This problem was fixed in OpenWrt master, OpenWrt 23.05 and OpenWrt 22.03 on 28. August 2023 by updating OpenNDS to version 10.1.3.

Where it's fixed

ProductFixed inFixReleased
Linux
opennds · Debian 13.5 (trixie) 10.2.0+dfsg-1 DEBIAN-CVE-2023-38320 Nov 17, 2023

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